The Cover,access, cataloged under National Stock Number 5340-01-589-9502, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-589-9502 |
| Primary Part Number | 12421690 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 1.5 INCHES NOMINAL IN |
| Length | 17.940 INCHES MINIMUM AND 18.060 INCHES MAXIMUM IN |
| Distance Between Holes Along Length | 2.0 INCHES NOMINAL IN |
| Hole Quantity Along Length | 16 |
| Distance Between Holes Along Width | 2.0 INCHES NOMINAL IN |
| Material Document and Classification | ASTM B209 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | UNABLE TO DECODE |
| Shape | SQUARE |
| Cross-Sectional Shape Style | FLAT |
| Securing Device Type | THREADED FASTENER |
| Hole Quantity Along Width | 16 |
| Distance From First Hole Centerline to End Along Length | 1.0 INCHES NOMINAL IN |
| Mounting Hole/slot Quantity | 32 |
| Peripheral Shape Style | RECTANGLE, MULTI HOLES |
| Width | 16.940 INCHES MINIMUM AND 17.060 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 5052 |
| Mounting Hole Type | UNABLE TO DECODE |
| Body Thickness | 0.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 12421690 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5340-01-589-9502 is a Cover,access, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-589-9502 has 1 manufacturer part number on file: 12421690 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12421690: Distance From First Hole Centerline to End Along Width: 1.5 INCHES NOMINAL IN; Length: 17.940 INCHES MINIMUM AND 18.060 INCHES MAXIMUM IN; Distance Between Holes Along Length: 2.0 INCHES NOMINAL IN; Hole Quantity Along Length: 16. 18 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.